# schoolbag =['语文书','数学书','练习册','笔盒']
# schoolbag = scgoolbag
# print(schloobag,schoolbag1)
# schoolbag[0] = '英语书'
# print(schoolbag,schoolbag)

# schoolbag = ['语文书'，'数学书'，'英语书'，'漫画书']
# length = len(schoolbag)
# i = 0
# while i < lenggth:
# print(schoolbag[i])
# i +=1

# schoolbag = ['语文书'，'数学书'，'英语书'，'漫画书']
# for item in schoolbag:
# print(item)

# schoolbag = ['语文书'，'数学书'，'英语书'，'漫画书']
# print(schoolbag)
# workbook = ['语文练习册','数学练习册']
# penbox = ['铅笔','油笔','橡皮']
# schoolbag.extend(workbook)
# print(schoolbag)
# schoolbag.append(penbox)
# print(schoolbag)

schoolbag = ['语文书'，'数学书'，'英语书'，'漫画书']
print(schoolbag)
schoolbag.pop(2)
print(schoolbag)
schoolbag.remove('漫画书')
print(schoolbag)